Simply means Anal sex. It is derived from the fact that Spartan men were forced to bond using anal sex and anal sex is often used as a birth control in modern society.

When one finds himself without a condom or has run out, it is the act of anal sex. As anyone who has watched a lot of Euro porn can tell you, anal is as common in Europe as the high-five. And, we do thank-you for that.

A form of birth control usually consisting of anything bought at walmart. (Duct tape, clothespins, pvc pipe, ziploc bags, etc.)

On social networking sites, oftentimes individuals – especially college-aged Americans – tag their acquaintances in pictures that render the victim completely unappealing to the opposite sex, so there is virtually no danger of impregnating another or becoming impregnated. Usually such photos involve individuals making strange faces, posturing themselves oddly, or exhibiting behaviors that compromise their individual dignity. Often such images involve the use or overuse of controlled substances, or behaving in such a manner that puts their sexuality into question. Posted by third-parties who may have taken the photo and “tagged” the individual in an awkward situation or pose, the Birth Control Tag (BCT) is one of the most effective methods to damage one's online reputation.

A person who is a disgrace to society. Someone who embarrasses themselves and makes themselves look stupid time and time again. A person who does stupid things and makes no excuses for it.

when a person has a haircut so bad, no one will want to have sex with them, hence it makes good birth control.

the child that the put up on posters to make people say,"oh dear jebus! im going to start taking birth control so that doesn't end up poping out of me."